Discusses changes in the floristic composition and biomass production of eragrostis and vetiveria grasslands due to the rainfall and flood deficits during 1980-86 in the Niger floodplain in central Mali.
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Library ResourceArtículos de revistas y librosDiciembre, 1988Malí, Níger, África, África occidental
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Library ResourceDocumentos de conferencias e informesDiciembre, 1988Nigeria, África, África occidental
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Library ResourceArtículos de revistas y librosDiciembre, 1988Malí, África, África occidental
Evaluates relationship between NDVI (nomalized difference vegetation index) and above-ground biomass, between maximum NDVI and end-of-growing season biomass; and between the integral of the NDVI curve or NDVI increments overtime and actual biomass. Describes atmospheric interference and technical problems affecting the special vegetation index.
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Library ResourceInformes e investigacionesDiciembre, 1988Malí, África, África occidental
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Library ResourceLegislaciónEnero, 1989Nigeria
This Act provides for the establishment of the Surveyors Council of Nigeria as a body corporate and provides for the control and registration by the Council of surveyors. The Act also sets out qualifications and procedures for registration as a surveyor by the registrar appointed by the Council and establishes the Surveyors Disciplinary Committee and the Surveyors Investigating Panel. The Surveyors Licensing Board established pursuant to the Survey Act is dissolved.
Implemented by: Survey (Examination and Licensing of Surveyors) Regulations. (2013-02-28)
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